EP2811204A4 - Stufenloses torsionsgetriebe - Google Patents

Stufenloses torsionsgetriebe

Info

Publication number
EP2811204A4
EP2811204A4 EP13743399.1A EP13743399A EP2811204A4 EP 2811204 A4 EP2811204 A4 EP 2811204A4 EP 13743399 A EP13743399 A EP 13743399A EP 2811204 A4 EP2811204 A4 EP 2811204A4
Authority
EP
European Patent Office
Prior art keywords
toroidal
continuously variable
variable transmission
type continuously
type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13743399.1A
Other languages
English (en)
French (fr)
Other versions
EP2811204A1 (de
EP2811204B1 (de
Inventor
Yuya Daikoku
Hiroki Nishii
Shouji Yokoyama
Nobuo Goto
Toshirou Toyoda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of EP2811204A1 publication Critical patent/EP2811204A1/de
Publication of EP2811204A4 publication Critical patent/EP2811204A4/de
Application granted granted Critical
Publication of EP2811204B1 publication Critical patent/EP2811204B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/40—Gearings providing a continuous range of gear ratios in which two members co-operative by means of balls, or rollers of uniform effective diameter, not mounted on shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0487—Friction gearings
    • F16H57/049—Friction gearings of the toroid type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
EP13743399.1A 2012-02-03 2013-02-04 Stufenloses torsionsgetriebe Active EP2811204B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2012021944 2012-02-03
JP2013018001 2013-02-01
JP2013018003 2013-02-01
JP2013018005 2013-02-01
PCT/JP2013/052469 WO2013115396A1 (ja) 2012-02-03 2013-02-04 トロイダル型無段変速機

Publications (3)

Publication Number Publication Date
EP2811204A1 EP2811204A1 (de) 2014-12-10
EP2811204A4 true EP2811204A4 (de) 2016-08-24
EP2811204B1 EP2811204B1 (de) 2020-03-25

Family

ID=48905420

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13743399.1A Active EP2811204B1 (de) 2012-02-03 2013-02-04 Stufenloses torsionsgetriebe

Country Status (5)

Country Link
US (1) US9670996B2 (de)
EP (1) EP2811204B1 (de)
JP (1) JP5835361B2 (de)
CN (1) CN104094022B (de)
WO (1) WO2013115396A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015148265A (ja) * 2014-02-06 2015-08-20 日本精工株式会社 トロイダル型無段変速機のトラニオン
JP6311451B2 (ja) * 2014-05-26 2018-04-18 日本精工株式会社 トロイダル型無段変速機用パワーローラユニット
JP6508380B2 (ja) * 2018-03-22 2019-05-08 日本精工株式会社 トロイダル型無段変速機用パワーローラユニット

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080009387A1 (en) * 2006-06-02 2008-01-10 Nsk Ltd. Toroidal continuously variable transmission
US20110130244A1 (en) * 2009-11-25 2011-06-02 Nsk Ltd. Toroidal continuously variable transmission
WO2013187488A1 (ja) * 2012-06-13 2013-12-19 日本精工株式会社 パワーローラユニットおよびその製造方法、並びに、ハーフトロイダル無段変速機

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US536048A (en) * 1895-03-19 Shaft-journal and bearing
US3984152A (en) * 1970-11-13 1976-10-05 Haines Charles E Frusto-conical laminar bearings
US5398294A (en) * 1993-12-10 1995-03-14 Kamatics Corporation Track roller bearing
GB9727295D0 (en) * 1997-12-24 1998-02-25 Torotrak Dev Ltd Improvements in or relating to steplessly-variable-ratio transmission apparatus
JP3541764B2 (ja) * 1999-04-30 2004-07-14 日産自動車株式会社 トロイダル型無段変速機
US6332858B1 (en) * 1999-04-30 2001-12-25 Nissan Motor Co., Ltd. Toroidal continuously variable transmission
JP2003214516A (ja) 2002-01-24 2003-07-30 Honda Motor Co Ltd トロイダル変速機構
GB2394518A (en) * 2002-10-23 2004-04-28 Torotrak Dev Ltd Continuously variable ratio transmission unit and method of assembly thereof
JP2004169719A (ja) 2002-11-15 2004-06-17 Nsk Ltd トロイダル型無段変速機及び無段変速装置
JP4831427B2 (ja) 2006-04-28 2011-12-07 日本精工株式会社 トロイダル型無段変速機
JP5007600B2 (ja) 2007-05-01 2012-08-22 日本精工株式会社 トロイダル型無段変速機
US8703675B2 (en) * 2008-04-09 2014-04-22 Saint-Gobain Performance Plastics Corporation Bearing grease composition
JP5569724B2 (ja) * 2010-02-24 2014-08-13 日本精工株式会社 トロイダル型無段変速機

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080009387A1 (en) * 2006-06-02 2008-01-10 Nsk Ltd. Toroidal continuously variable transmission
US20110130244A1 (en) * 2009-11-25 2011-06-02 Nsk Ltd. Toroidal continuously variable transmission
WO2013187488A1 (ja) * 2012-06-13 2013-12-19 日本精工株式会社 パワーローラユニットおよびその製造方法、並びに、ハーフトロイダル無段変速機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013115396A1 *

Also Published As

Publication number Publication date
CN104094022B (zh) 2017-03-15
CN104094022A (zh) 2014-10-08
US20150024900A1 (en) 2015-01-22
JP5835361B2 (ja) 2015-12-24
WO2013115396A1 (ja) 2013-08-08
JPWO2013115396A1 (ja) 2015-05-11
US9670996B2 (en) 2017-06-06
EP2811204A1 (de) 2014-12-10
EP2811204B1 (de) 2020-03-25

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